What the Color of Urine Can Tell You - Differential Diagnosis by Urine Color Clear: excess water Pale Straw Yellow: healthy Honey/Amber: dehydrated Orange: dehydrated, liver/bile duct condition, food dye, rifampin, phenazopyridine Brown: Hemoglobinuria, myoglobinuria, porphyria Pink / Red: Eaten beets / blueberries, rhubarb, blood Blue / Green: rare genetic disease, bacteria or medication, food dye (Propofol, methylene blue) Purple (Purple Urine Syndrome): Indwelling Catheter + Alkaline UTI (Providencia, Klebsiella. Proteus) - BWH Medicine Chiefs @BrighamChiefs #Urine #color #differential #diagnosis #causes #discoloration